1.b> (; ), (.i> .i>); to deepen a ditch [a channel] [] ; the plot deepens / ; a deepening crises , ;
2.b> (; ); ;
3.b> (; ), ; to deepen an impression ; to deepen one's knowledge ; to deepen the depression ; the darkness deepens ; anxiety deepens with suspense ;
4.b> (; ); the colour deepens by exposure to the air ;
5.b> 1) () ..i>;
2) (), ( , i>).